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Pneumonia is caused by bacteria ....

Pneumonia is caused by ___________________ bacteria .

A

Treponema pallidum

B

Neisseria gonorrhoeae

C

Chlamydia trachomatis

D

Haemophilus influenza

Text Solution

AI Generated Solution

The correct Answer is:
To solve the question "Pneumonia is caused by ___________________ bacteria," we need to evaluate the options provided and identify which bacteria are associated with pneumonia. ### Step-by-Step Solution: 1. **Understanding Pneumonia**: - Pneumonia is an infection that inflames the air sacs in one or both lungs, which may fill with fluid. It can be caused by various pathogens, including bacteria, viruses, and fungi. 2. **Evaluating the Options**: - **A. Treponema pallidum**: This bacterium is known to cause syphilis, a sexually transmitted infection. It is not associated with pneumonia. - **B. Neisseria gonorrhoeae**: This bacterium causes gonorrhea, another sexually transmitted infection. It is not related to pneumonia. - **C. Chlamydia trachomatis**: This bacterium is responsible for chlamydiasis, which primarily affects the reproductive system. It is not a common cause of pneumonia. - **D. Haemophilus influenzae**: This bacterium is known to cause respiratory infections, including pneumonia. It is a significant pathogen in pneumonia cases, especially in children and immunocompromised individuals. 3. **Conclusion**: - After evaluating all the options, the correct answer is **D. Haemophilus influenzae**, as it is the bacterium associated with causing pneumonia. ### Final Answer: Pneumonia is caused by **Haemophilus influenzae** bacteria. ---
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